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Computational fluid dynamics analysis at five different locations of the arteriovenous fistula. (A,B) The flow velocity and wall shear stress were the highest at the anastomosis. (C) The disturbed flow was the highest at the stenotic lesion site. RA, radial artery; Ana, anastomosis; PDS, proximal downstream site; DDS, distal downstream site. *p < 0.05.
